US3105712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Privacy set
Assignee: Individual
•
Filing: 1961-02-10
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Granted: 1963-10-01
•
Expires: 1981-02-10
Abstract
No abstract record available.
Inventors
- 👤 Walter J Duvall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:58
CPC Classifications
E; E05; E05C; E05C1/00; E05C1/08; E05C1/12; E05C1/16; E05C1/163; Y; Y10; Y10T; Y10T292/00; Y10T292/08; Y10T292/096; Y10T292/0969; Y10T292/097; Y10T292/0977; Y10T292/0982; Y10T292/0985; Y10T292/0989; Y10T292/0991; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5394; Y10T70/542; Y10T70/5434
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
89 words
IN A LOCK SET HAVING AN ELONGATED SPINDLE, A BOLT CONNECTED TO SAID SPINDLE FOR OPERATION UPON THE ROTATION OF SAID SPINDLE AND A STATIONARY MEMBER, AN ELONGATED SLIDE MOUNTED WITHIN SAID SPINDLE, A CAM LOCK, SAID SLIDE BEING SLIDABLE AND ROTATABLE WITHIN SAID SPINDLE, CAM MEANS ENGAGEABLE BETWEEN SAID SLIDE AND CAM LOCK WHEREBY THE SLIDING AND ROTATIONAL MOVEMENT OF SAID SLIDE MOVE SAID CAM LOCK TO A LOCKING POSITION WHEREIN IT PROVIDES LOCKING ENGAGEMENT BETWEEN SAID SPINDLE AND STATIONARY MEMBER TO PREVENT THE RETRACTION OF SAID BOLT.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |